/Engine/Plugins/Runtime/GeometryCache/Source/GeometryCacheStreamer/Public/IGeometryCacheStreamer.h
Get the MeshData for a given Track at given FrameIndex without waiting for data to be ready Return true if MeshData could be retrieved
bool TryGetFrameData ( [UGeometryCacheTrack](API\Plugins\GeometryCache\UGeometryCacheTrack) * Track, int32 FrameIndex, [FGeometryCacheMeshData](API\Plugins\GeometryCache\FGeometryCacheMeshData) & OutMeshData )